From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 115154 invoked by alias); 24 Jul 2015 03:47:50 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 115084 invoked by uid 48); 24 Jul 2015 03:47:45 -0000 From: "olegendo at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/66930] [5 Regression]: gengtype.c is miscompiled during stage2 Date: Fri, 24 Jul 2015 03:47:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 5.2.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: olegendo at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.3 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-07/txt/msg02049.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D66930 --- Comment #13 from Oleg Endo --- (In reply to Kazumoto Kojima from comment #12) >=20 > --- a/config/sh/sh-protos.h > +++ b/config/sh/sh-protos.h > @@ -198,7 +198,7 @@ sh_find_set_of_reg (rtx reg, rtx_insn* insn, F stepfu= nc, > { > if (BARRIER_P (result.insn)) > break; > - if (!NONJUMP_INSN_P (result.insn)) > + if (!NONJUMP_INSN_P (result.insn) && !CALL_P (result.insn)) > continue; > if (reg_set_p (reg, result.insn)) > { >=20 > and it works like as my expectation, though I'm not sure whether it's > a "right thing" or not. This would be OK for hardregs (which are clobbered by calls). When working= on pseudos, it's actually OK to ignore calls. Maybe it'd be a good idea to ex= tend sh_find_set_of_reg to check for call clobbered hardregs only. This will ma= ke the function easier to use. >>From gcc-bugs-return-493160-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Fri Jul 24 04:48:30 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 105747 invoked by alias); 24 Jul 2015 04:48:30 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 105705 invoked by uid 55); 24 Jul 2015 04:48:21 -0000 From: "naveenh at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/25529] (unsigned * 2)/2 is not changed into unsigned &0x7FFFFFFF Date: Fri, 24 Jul 2015 04:48:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 4.2.0 X-Bugzilla-Keywords: missed-optimization, TREE X-Bugzilla-Severity: enhancement X-Bugzilla-Who: naveenh at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-07/txt/msg02050.txt.bz2 Content-length: 624 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25529 --- Comment #2 from naveenh at gcc dot gnu.org --- Author: naveenh Date: Fri Jul 24 04:47:48 2015 New Revision: 226136 URL: https://gcc.gnu.org/viewcvs?rev=226136&root=gcc&view=rev Log: PR middle-end/25529 2015-07-24 Naveen H.S gcc/testsuite/ChangeLog: * gcc.dg/pr25529.c: New test. gcc/ChangeLog: * match.pd (trunc_div (mult @0 integer_pow2p@1) @1) : New simplifier. Added: trunk/gcc/testsuite/gcc.dg/pr25529.c Modified: trunk/gcc/ChangeLog trunk/gcc/match.pd trunk/gcc/testsuite/ChangeLog